405141043 has 4 divisors (see below), whose sum is σ = 405200080. Its totient is φ = 405082008.

The previous prime is 405141029. The next prime is 405141053. The reversal of 405141043 is 340141504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 405141043 - 2¹⁷ = 405009971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (405141013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17628 + ... + 33481.

It is an arithmetic number, because the mean of its divisors is an integer number (101300020).

Almost surely, 2^405141043 is an apocalyptic number.

405141043 is a deficient number, since it is larger than the sum of its proper divisors (59037).

405141043 is an equidigital number, since it uses as much as digits as its factorization.

405141043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59036.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 405141043 is about 20128.1157339677. The cubic root of 405141043 is about 739.9494992320.

Adding to 405141043 its reverse (340141504), we get a palindrome (745282547).

The spelling of 405141043 in words is "four hundred five million, one hundred forty-one thousand, forty-three".